function showDate(){
			
			var date = new Date();
			this.year = date.getFullYear();
			this.month = date.getMonth() + 1;
			this.date = date.getDate();
			this.day = new Array("\u661f\u671f\u65e5", "\u661f\u671f\u4e00", "\u661f\u671f\u4e8c", "\u661f\u671f\u4e09", "\u661f\u671f\u56db", "\u661f\u671f\u4e94", "\u661f\u671f\u516d")[date.getDay()];
			this.hour = date.getHours() < 10 ? "0" + date.getHours() : date.getHours();
			this.minute = date.getMinutes() < 10 ? "0" + date.getMinutes() : date.getMinutes();
			this.second = date.getSeconds() < 10 ? "0" + date.getSeconds() : date.getSeconds();
			
			var ret=this.year+"\u5e74"+this.month+"\u6708"+this.date+"\u65e5 "+this.hour+":"+this.minute+":"+this.second+" "+this.day;
			document.getElementById("clock").innerHTML=ret;
		} 
		function startClock(){
			 showDate();
			window.setInterval("showDate()",1000);
		}
